feat: prepareAuthorization

[jxom]

Splits the "prepare" phase of signAuthorization into a separate Action. This will be useful for use-cases where we want to provide a consumer with a "prepared" Authorization object to sign over (similar to prepareTransactionRequest).

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PR-Codex overview

This PR introduces prepareAuthorization, an experimental function for preparing EIP-7702 Authorization objects for signing. It enhances the eip7702Actions by adding this functionality, updates tests, and modifies documentation to reflect these changes.

Detailed summary

• Added prepareAuthorization function for EIP-7702 Authorization.
• Updated eip7702Actions to include prepareAuthorization.
• Modified tests to cover various scenarios for prepareAuthorization.
• Updated documentation for prepareAuthorization with examples and parameters.
• Enhanced signAuthorization to utilize prepareAuthorization.

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🦋 Changeset detected

Latest commit: 5e4a2c5

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
viem	Patch

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Name	Status	Preview	Updated (UTC)
viem	✅ Ready (Inspect)	Visit Preview	Nov 26, 2024 6:25am

[codecov]

Codecov Report

Attention: Patch coverage is 99.52153% with 1 line in your changes missing coverage. Please review.

Project coverage is 99.64%. Comparing base (2498543) to head (5e4a2c5).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
src/experimental/eip7702/decorators/eip7702.ts	98.11%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff            @@
##             main    #3062    +/-   ##
========================================
  Coverage   99.64%   99.64%            
========================================
  Files         867      869     +2     
  Lines       70806    70977   +171     
  Branches     3128     3130     +2     
========================================
+ Hits        70556    70727   +171     
+ Misses        234      233     -1     
- Partials       16       17     +1     

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[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
import * from 'viem' (esm)	62.21 KB (0%)	1.3 s (0%)	2 s (+57.83% 🔺)	3.2 s
const viem = require('viem') (cjs)	72.4 KB (0%)	1.5 s (0%)	2.3 s (-31.79% 🔽)	3.7 s
import { createClient, http } from 'viem'	6.3 KB (0%)	127 ms (0%)	238 ms (+180.37% 🔺)	365 ms
import * from 'viem/account-abstraction'	45.37 KB (0%)	908 ms (0%)	1.5 s (+47.55% 🔺)	2.4 s
import { toCoinbaseSmartAccount } from 'viem/account-abstraction'	35.25 KB (0%)	706 ms (0%)	1.5 s (+71.67% 🔺)	2.2 s
import * from 'viem/accounts'	81.25 KB (0%)	1.7 s (0%)	496 ms (-65.9% 🔽)	2.2 s
import { privateKeyToAccount } from 'viem/accounts'	20.35 KB (0%)	408 ms (0%)	663 ms (+26.56% 🔺)	1.1 s
import { mnemonicToAccount } from 'viem/accounts'	26.05 KB (0%)	522 ms (0%)	242 ms (-79.16% 🔽)	763 ms
import * from 'viem/actions'	47.21 KB (0%)	945 ms (0%)	2 s (+31.14% 🔺)	2.9 s
import { getBlockNumber } from 'viem/actions'	318 B (0%)	10 ms (0%)	8 ms (-51.6% 🔽)	18 ms
import * from 'viem/chains'	39.7 KB (0%)	795 ms (0%)	1.5 s (-15.55% 🔽)	2.3 s
import { mainnet } from 'viem/chains'	324 B (0%)	10 ms (0%)	125 ms (+2406.42% 🔺)	135 ms
import * from 'viem/chains/utils'	1.09 KB (0%)	22 ms (0%)	40 ms (+490.8% 🔺)	62 ms
import * from 'viem/ens'	47.12 KB (0%)	943 ms (0%)	1.3 s (+94.07% 🔺)	2.2 s
import { getEnsAvatar } from 'viem/ens'	22.2 KB (0%)	444 ms (0%)	759 ms (+82.72% 🔺)	1.3 s
import * from 'viem/siwe'	31.14 KB (0%)	623 ms (0%)	1.5 s (+3.24% 🔺)	2.1 s
import { verifySiweMessage } from 'viem/siwe'	30.13 KB (0%)	603 ms (0%)	1.4 s (+65.78% 🔺)	2 s